You'll receive a reply at your apache.org address with a link to a web
page where you can confirm your details. After your confirmation, you'll
receive your license key by e-mail within 2 business days.

That's it! We look forward to your participation in our Open Source
initiative and thank you for your interest in IntelliJ IDEA.

How do I get a apache.org email account to get the IDEA License?

The Apache Software Foundation is an organization, and not a free web host, like SourceForge or GoogleCode. An ASF account is earned by making sustained and welcome contributions to a project. For more, see